/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.25-5644d1e-m
[2020-08-18 16:01:37,057 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-18 16:01:37,061 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-18 16:01:37,103 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-18 16:01:37,103 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-18 16:01:37,112 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-18 16:01:37,115 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-18 16:01:37,119 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-18 16:01:37,121 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-18 16:01:37,124 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-18 16:01:37,124 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-18 16:01:37,125 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-18 16:01:37,126 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-18 16:01:37,128 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-18 16:01:37,130 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-18 16:01:37,132 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-18 16:01:37,134 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-18 16:01:37,135 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-18 16:01:37,137 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-18 16:01:37,138 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-18 16:01:37,143 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-18 16:01:37,144 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-18 16:01:37,144 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-18 16:01:37,145 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-18 16:01:37,158 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-18 16:01:37,158 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-18 16:01:37,158 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-18 16:01:37,161 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-18 16:01:37,162 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-18 16:01:37,165 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-18 16:01:37,165 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-18 16:01:37,167 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-18 16:01:37,168 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-18 16:01:37,169 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-18 16:01:37,170 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-18 16:01:37,170 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-18 16:01:37,170 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-18 16:01:37,171 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-18 16:01:37,171 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-18 16:01:37,172 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-18 16:01:37,173 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-18 16:01:37,174 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-08-18 16:01:37,217 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-18 16:01:37,217 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-18 16:01:37,219 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-18 16:01:37,220 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-18 16:01:37,220 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-18 16:01:37,220 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-18 16:01:37,220 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-18 16:01:37,220 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-18 16:01:37,221 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-18 16:01:37,221 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-18 16:01:37,222 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-18 16:01:37,222 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-18 16:01:37,222 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-18 16:01:37,223 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-18 16:01:37,223 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-18 16:01:37,223 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-18 16:01:37,223 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-18 16:01:37,224 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-18 16:01:37,224 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-18 16:01:37,224 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-18 16:01:37,224 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-18 16:01:37,225 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-18 16:01:37,225 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-18 16:01:37,225 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-18 16:01:37,225 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-18 16:01:37,225 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-18 16:01:37,226 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-18 16:01:37,226 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-18 16:01:37,226 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-18 16:01:37,226 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
[2020-08-18 16:01:37,554 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-18 16:01:37,566 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-18 16:01:37,570 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-18 16:01:37,571 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-18 16:01:37,571 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-18 16:01:37,572 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c
[2020-08-18 16:01:37,636 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/10bf9b874/28a19116de354d48b74c48228843ab79/FLAG6f831f849
[2020-08-18 16:01:38,162 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-18 16:01:38,163 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c
[2020-08-18 16:01:38,186 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/10bf9b874/28a19116de354d48b74c48228843ab79/FLAG6f831f849
[2020-08-18 16:01:38,520 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/10bf9b874/28a19116de354d48b74c48228843ab79
[2020-08-18 16:01:38,539 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-18 16:01:38,541 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-18 16:01:38,546 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-18 16:01:38,546 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-18 16:01:38,551 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-18 16:01:38,553 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:01:38" (1/1) ...
[2020-08-18 16:01:38,556 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c866d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:38, skipping insertion in model container
[2020-08-18 16:01:38,557 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:01:38" (1/1) ...
[2020-08-18 16:01:38,566 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-18 16:01:38,631 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-18 16:01:39,029 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-18 16:01:39,044 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-18 16:01:39,124 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-18 16:01:39,166 INFO  L208         MainTranslator]: Completed translation
[2020-08-18 16:01:39,168 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39 WrapperNode
[2020-08-18 16:01:39,168 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-18 16:01:39,169 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-18 16:01:39,169 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-18 16:01:39,169 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-18 16:01:39,181 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (1/1) ...
[2020-08-18 16:01:39,181 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (1/1) ...
[2020-08-18 16:01:39,199 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (1/1) ...
[2020-08-18 16:01:39,200 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (1/1) ...
[2020-08-18 16:01:39,229 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (1/1) ...
[2020-08-18 16:01:39,239 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (1/1) ...
[2020-08-18 16:01:39,244 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (1/1) ...
[2020-08-18 16:01:39,252 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-18 16:01:39,253 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-18 16:01:39,253 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-18 16:01:39,253 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-18 16:01:39,254 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-18 16:01:39,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-18 16:01:39,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-18 16:01:39,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-18 16:01:39,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-18 16:01:39,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-18 16:01:39,332 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-18 16:01:39,332 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-18 16:01:39,332 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-18 16:01:39,332 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-18 16:01:39,333 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-18 16:01:39,333 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-18 16:01:39,334 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-18 16:01:39,334 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-18 16:01:39,334 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-18 16:01:39,334 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-18 16:01:39,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-18 16:01:39,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-18 16:01:39,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-18 16:01:39,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1
[2020-08-18 16:01:39,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-18 16:01:39,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-18 16:01:39,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-18 16:01:39,337 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-18 16:01:39,337 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-18 16:01:39,338 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-18 16:01:39,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-18 16:01:39,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-18 16:01:39,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-18 16:01:39,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-08-18 16:01:39,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-18 16:01:39,340 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-18 16:01:39,340 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-18 16:01:39,340 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-18 16:01:39,340 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-18 16:01:39,341 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-18 16:01:39,341 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2020-08-18 16:01:39,341 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-18 16:01:39,341 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-18 16:01:39,341 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-18 16:01:39,341 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-18 16:01:39,341 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-18 16:01:39,341 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-18 16:01:39,341 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-18 16:01:39,342 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-18 16:01:39,343 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-18 16:01:39,343 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-18 16:01:39,343 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-18 16:01:39,343 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-18 16:01:39,343 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-18 16:01:39,344 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-18 16:01:39,344 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-18 16:01:39,344 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-18 16:01:39,344 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-18 16:01:39,344 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-18 16:01:39,345 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-18 16:01:39,345 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-18 16:01:39,345 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-18 16:01:39,345 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-18 16:01:39,345 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-18 16:01:39,345 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-18 16:01:39,346 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-18 16:01:39,346 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-18 16:01:39,346 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-18 16:01:39,347 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-18 16:01:39,347 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1
[2020-08-18 16:01:39,347 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-18 16:01:39,347 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-18 16:01:39,348 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-18 16:01:39,348 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2020-08-18 16:01:39,348 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-18 16:01:39,349 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-18 16:01:39,349 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-18 16:01:39,349 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-08-18 16:01:39,349 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-18 16:01:39,350 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-18 16:01:39,350 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-18 16:01:39,350 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-18 16:01:40,451 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-18 16:01:40,452 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-18 16:01:40,461 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:01:40 BoogieIcfgContainer
[2020-08-18 16:01:40,462 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-18 16:01:40,464 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-18 16:01:40,464 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-18 16:01:40,468 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-18 16:01:40,468 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 04:01:38" (1/3) ...
[2020-08-18 16:01:40,469 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70113715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 04:01:40, skipping insertion in model container
[2020-08-18 16:01:40,470 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:39" (2/3) ...
[2020-08-18 16:01:40,470 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70113715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 04:01:40, skipping insertion in model container
[2020-08-18 16:01:40,470 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:01:40" (3/3) ...
[2020-08-18 16:01:40,473 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec1_product06.cil.c
[2020-08-18 16:01:40,484 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-18 16:01:40,494 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-18 16:01:40,508 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-18 16:01:40,530 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-18 16:01:40,530 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-18 16:01:40,530 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-18 16:01:40,531 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-18 16:01:40,531 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-18 16:01:40,531 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-18 16:01:40,531 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-18 16:01:40,531 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-18 16:01:40,555 INFO  L276                IsEmpty]: Start isEmpty. Operand 146 states.
[2020-08-18 16:01:40,564 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2020-08-18 16:01:40,565 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 16:01:40,566 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 16:01:40,566 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 16:01:40,572 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 16:01:40,573 INFO  L82        PathProgramCache]: Analyzing trace with hash 2125961732, now seen corresponding path program 1 times
[2020-08-18 16:01:40,582 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 16:01:40,582 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [476523123]
[2020-08-18 16:01:40,583 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 16:01:40,798 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:41,246 WARN  L193               SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 16:01:41,248 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 16:01:41,257 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:41,327 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 16:01:41,328 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:41,331 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 16:01:41,331 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:41,338 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 16:01:41,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:41,345 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 16:01:41,346 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:41,349 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2020-08-18 16:01:41,350 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:41,353 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2020-08-18 16:01:41,357 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:41,377 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 16:01:41,378 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [476523123]
[2020-08-18 16:01:41,381 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 16:01:41,382 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-08-18 16:01:41,383 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700632820]
[2020-08-18 16:01:41,389 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-08-18 16:01:41,390 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 16:01:41,413 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-08-18 16:01:41,415 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-18 16:01:41,417 INFO  L87              Difference]: Start difference. First operand 146 states. Second operand 3 states.
[2020-08-18 16:01:42,493 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 16:01:42,493 INFO  L93              Difference]: Finished difference Result 246 states and 327 transitions.
[2020-08-18 16:01:42,494 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-08-18 16:01:42,496 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 46
[2020-08-18 16:01:42,497 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 16:01:42,512 INFO  L225             Difference]: With dead ends: 246
[2020-08-18 16:01:42,512 INFO  L226             Difference]: Without dead ends: 134
[2020-08-18 16:01:42,518 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-18 16:01:42,541 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 134 states.
[2020-08-18 16:01:42,604 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 103.
[2020-08-18 16:01:42,605 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 103 states.
[2020-08-18 16:01:42,607 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 120 transitions.
[2020-08-18 16:01:42,609 INFO  L78                 Accepts]: Start accepts. Automaton has 103 states and 120 transitions. Word has length 46
[2020-08-18 16:01:42,610 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 16:01:42,610 INFO  L479      AbstractCegarLoop]: Abstraction has 103 states and 120 transitions.
[2020-08-18 16:01:42,610 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-08-18 16:01:42,610 INFO  L276                IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions.
[2020-08-18 16:01:42,614 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2020-08-18 16:01:42,614 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 16:01:42,614 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 16:01:42,615 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-18 16:01:42,615 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 16:01:42,615 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 16:01:42,615 INFO  L82        PathProgramCache]: Analyzing trace with hash -123733741, now seen corresponding path program 1 times
[2020-08-18 16:01:42,616 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 16:01:42,616 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [510391768]
[2020-08-18 16:01:42,616 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 16:01:42,653 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:42,937 WARN  L193               SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 16:01:42,938 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 16:01:42,945 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:42,974 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 16:01:42,975 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:42,976 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 16:01:42,976 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:42,977 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 16:01:42,978 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:42,979 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 16:01:42,980 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:42,981 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2020-08-18 16:01:42,981 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:42,983 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-08-18 16:01:42,983 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:42,990 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 16:01:42,991 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [510391768]
[2020-08-18 16:01:42,991 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 16:01:42,991 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-18 16:01:42,991 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625512112]
[2020-08-18 16:01:42,993 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-18 16:01:42,993 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 16:01:42,994 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-18 16:01:42,994 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-08-18 16:01:42,994 INFO  L87              Difference]: Start difference. First operand 103 states and 120 transitions. Second operand 4 states.
[2020-08-18 16:01:43,420 WARN  L193               SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 16:01:44,059 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 16:01:44,059 INFO  L93              Difference]: Finished difference Result 175 states and 214 transitions.
[2020-08-18 16:01:44,061 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-08-18 16:01:44,061 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 47
[2020-08-18 16:01:44,062 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 16:01:44,066 INFO  L225             Difference]: With dead ends: 175
[2020-08-18 16:01:44,070 INFO  L226             Difference]: Without dead ends: 118
[2020-08-18 16:01:44,072 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-08-18 16:01:44,073 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 118 states.
[2020-08-18 16:01:44,123 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 94.
[2020-08-18 16:01:44,123 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 94 states.
[2020-08-18 16:01:44,126 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions.
[2020-08-18 16:01:44,126 INFO  L78                 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 47
[2020-08-18 16:01:44,127 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 16:01:44,127 INFO  L479      AbstractCegarLoop]: Abstraction has 94 states and 108 transitions.
[2020-08-18 16:01:44,127 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-18 16:01:44,127 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions.
[2020-08-18 16:01:44,139 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2020-08-18 16:01:44,139 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 16:01:44,139 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 16:01:44,140 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-18 16:01:44,140 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 16:01:44,140 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 16:01:44,140 INFO  L82        PathProgramCache]: Analyzing trace with hash -1891924118, now seen corresponding path program 1 times
[2020-08-18 16:01:44,141 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 16:01:44,141 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1523729759]
[2020-08-18 16:01:44,141 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 16:01:44,206 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:44,539 WARN  L193               SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 16:01:44,541 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 16:01:44,557 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:44,614 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 16:01:44,615 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:44,616 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 16:01:44,617 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:44,618 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 16:01:44,620 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:44,648 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 16:01:44,649 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:44,651 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2020-08-18 16:01:44,651 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:44,653 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-08-18 16:01:44,653 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:44,660 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 16:01:44,661 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1523729759]
[2020-08-18 16:01:44,661 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 16:01:44,661 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-18 16:01:44,662 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637861415]
[2020-08-18 16:01:44,662 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-18 16:01:44,662 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 16:01:44,663 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-18 16:01:44,663 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-18 16:01:44,663 INFO  L87              Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 8 states.
[2020-08-18 16:01:45,023 WARN  L193               SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 16:01:45,325 WARN  L193               SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:45,562 WARN  L193               SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:45,827 WARN  L193               SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:46,775 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 16:01:46,775 INFO  L93              Difference]: Finished difference Result 188 states and 232 transitions.
[2020-08-18 16:01:46,776 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-08-18 16:01:46,776 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 52
[2020-08-18 16:01:46,776 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 16:01:46,778 INFO  L225             Difference]: With dead ends: 188
[2020-08-18 16:01:46,778 INFO  L226             Difference]: Without dead ends: 118
[2020-08-18 16:01:46,780 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132
[2020-08-18 16:01:46,780 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 118 states.
[2020-08-18 16:01:46,806 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 94.
[2020-08-18 16:01:46,806 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 94 states.
[2020-08-18 16:01:46,807 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions.
[2020-08-18 16:01:46,807 INFO  L78                 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 52
[2020-08-18 16:01:46,808 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 16:01:46,808 INFO  L479      AbstractCegarLoop]: Abstraction has 94 states and 107 transitions.
[2020-08-18 16:01:46,808 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-18 16:01:46,808 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions.
[2020-08-18 16:01:46,809 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 61
[2020-08-18 16:01:46,809 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 16:01:46,809 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 16:01:46,810 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-18 16:01:46,810 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 16:01:46,810 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 16:01:46,810 INFO  L82        PathProgramCache]: Analyzing trace with hash 886985955, now seen corresponding path program 1 times
[2020-08-18 16:01:46,811 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 16:01:46,811 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [206488290]
[2020-08-18 16:01:46,811 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 16:01:46,880 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,198 WARN  L193               SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 16:01:47,199 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 16:01:47,212 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,227 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 16:01:47,228 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,230 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 16:01:47,230 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,231 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 16:01:47,232 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,234 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 16:01:47,234 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,244 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2020-08-18 16:01:47,245 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,246 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-08-18 16:01:47,247 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,247 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46
[2020-08-18 16:01:47,248 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,259 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52
[2020-08-18 16:01:47,260 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:47,268 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 16:01:47,269 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [206488290]
[2020-08-18 16:01:47,269 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 16:01:47,270 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-18 16:01:47,270 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779777943]
[2020-08-18 16:01:47,270 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-18 16:01:47,270 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 16:01:47,271 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-18 16:01:47,271 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-18 16:01:47,271 INFO  L87              Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 8 states.
[2020-08-18 16:01:47,613 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 16:01:48,475 WARN  L193               SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:48,792 WARN  L193               SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 16:01:49,276 WARN  L193               SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:49,518 WARN  L193               SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:49,877 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 16:01:50,253 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 16:01:50,253 INFO  L93              Difference]: Finished difference Result 294 states and 387 transitions.
[2020-08-18 16:01:50,254 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2020-08-18 16:01:50,254 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 60
[2020-08-18 16:01:50,255 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 16:01:50,258 INFO  L225             Difference]: With dead ends: 294
[2020-08-18 16:01:50,259 INFO  L226             Difference]: Without dead ends: 224
[2020-08-18 16:01:50,260 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210
[2020-08-18 16:01:50,261 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 224 states.
[2020-08-18 16:01:50,306 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 155.
[2020-08-18 16:01:50,306 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 155 states.
[2020-08-18 16:01:50,307 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 180 transitions.
[2020-08-18 16:01:50,307 INFO  L78                 Accepts]: Start accepts. Automaton has 155 states and 180 transitions. Word has length 60
[2020-08-18 16:01:50,308 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 16:01:50,308 INFO  L479      AbstractCegarLoop]: Abstraction has 155 states and 180 transitions.
[2020-08-18 16:01:50,308 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-18 16:01:50,308 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 180 transitions.
[2020-08-18 16:01:50,309 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 65
[2020-08-18 16:01:50,310 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 16:01:50,310 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 16:01:50,310 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-18 16:01:50,310 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 16:01:50,310 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 16:01:50,311 INFO  L82        PathProgramCache]: Analyzing trace with hash -179507553, now seen corresponding path program 1 times
[2020-08-18 16:01:50,311 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 16:01:50,311 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [131478510]
[2020-08-18 16:01:50,311 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 16:01:50,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,614 WARN  L193               SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 16:01:50,615 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 16:01:50,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,640 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 16:01:50,641 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,642 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 16:01:50,642 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,643 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 16:01:50,644 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,646 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 16:01:50,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,675 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30
[2020-08-18 16:01:50,676 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,688 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2020-08-18 16:01:50,689 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,691 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-08-18 16:01:50,691 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,693 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2020-08-18 16:01:50,693 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,694 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56
[2020-08-18 16:01:50,695 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 16:01:50,724 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 16:01:50,725 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [131478510]
[2020-08-18 16:01:50,725 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 16:01:50,725 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-18 16:01:50,725 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182416032]
[2020-08-18 16:01:50,727 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-18 16:01:50,727 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 16:01:50,727 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-18 16:01:50,728 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-18 16:01:50,728 INFO  L87              Difference]: Start difference. First operand 155 states and 180 transitions. Second operand 9 states.
[2020-08-18 16:01:51,075 WARN  L193               SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 16:01:51,907 WARN  L193               SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:52,183 WARN  L193               SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:52,413 WARN  L193               SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 16:01:52,550 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 16:01:52,550 INFO  L93              Difference]: Finished difference Result 281 states and 348 transitions.
[2020-08-18 16:01:52,551 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-08-18 16:01:52,551 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 64
[2020-08-18 16:01:52,551 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 16:01:52,552 INFO  L225             Difference]: With dead ends: 281
[2020-08-18 16:01:52,552 INFO  L226             Difference]: Without dead ends: 0
[2020-08-18 16:01:52,554 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210
[2020-08-18 16:01:52,555 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-18 16:01:52,555 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-18 16:01:52,555 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-18 16:01:52,555 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-18 16:01:52,556 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64
[2020-08-18 16:01:52,556 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 16:01:52,556 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-18 16:01:52,556 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-18 16:01:52,556 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-18 16:01:52,556 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-18 16:01:52,556 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-18 16:01:52,559 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-18 16:01:53,893 WARN  L193               SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12
[2020-08-18 16:01:54,441 WARN  L193               SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11
[2020-08-18 16:01:54,612 WARN  L193               SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 16:01:54,765 WARN  L193               SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-18 16:01:55,095 WARN  L193               SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11
[2020-08-18 16:01:55,293 WARN  L193               SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 16:01:55,457 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 16:01:55,791 WARN  L193               SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15
[2020-08-18 16:01:55,962 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 16:01:56,255 WARN  L193               SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12
[2020-08-18 16:01:56,568 WARN  L193               SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12
[2020-08-18 16:01:56,899 WARN  L193               SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15
[2020-08-18 16:01:57,082 WARN  L193               SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 16:01:57,243 WARN  L193               SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 16:01:57,398 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 16:01:57,552 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-18 16:01:57,853 WARN  L193               SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11
[2020-08-18 16:01:58,102 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-18 16:01:58,463 WARN  L193               SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15
[2020-08-18 16:01:58,658 WARN  L193               SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24
[2020-08-18 16:01:58,834 WARN  L193               SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24
[2020-08-18 16:01:59,003 WARN  L193               SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-18 16:01:59,008 INFO  L268        CegarLoopResult]: For program point  L123(lines 123 127)  no Hoare annotation was computed.
[2020-08-18 16:01:59,008 INFO  L268        CegarLoopResult]: For program point  L123-1(lines 123 127)  no Hoare annotation was computed.
[2020-08-18 16:01:59,009 INFO  L268        CegarLoopResult]: For program point  L118(line 118)  no Hoare annotation was computed.
[2020-08-18 16:01:59,009 INFO  L268        CegarLoopResult]: For program point  L117-2(lines 117 138)  no Hoare annotation was computed.
[2020-08-18 16:01:59,009 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 92 147)  no Hoare annotation was computed.
[2020-08-18 16:01:59,009 INFO  L268        CegarLoopResult]: For program point  L139(lines 116 140)  no Hoare annotation was computed.
[2020-08-18 16:01:59,010 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 92 147)  no Hoare annotation was computed.
[2020-08-18 16:01:59,010 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 92 147)  no Hoare annotation was computed.
[2020-08-18 16:01:59,010 INFO  L268        CegarLoopResult]: For program point  L193(line 193)  no Hoare annotation was computed.
[2020-08-18 16:01:59,010 INFO  L268        CegarLoopResult]: For program point  L193-1(line 193)  no Hoare annotation was computed.
[2020-08-18 16:01:59,010 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 148 207)  no Hoare annotation was computed.
[2020-08-18 16:01:59,010 INFO  L268        CegarLoopResult]: For program point  L180(lines 180 184)  no Hoare annotation was computed.
[2020-08-18 16:01:59,011 INFO  L268        CegarLoopResult]: For program point  L180-1(lines 180 184)  no Hoare annotation was computed.
[2020-08-18 16:01:59,011 INFO  L268        CegarLoopResult]: For program point  L175(line 175)  no Hoare annotation was computed.
[2020-08-18 16:01:59,011 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 148 207)  no Hoare annotation was computed.
[2020-08-18 16:01:59,011 INFO  L268        CegarLoopResult]: For program point  L174-2(lines 174 199)  no Hoare annotation was computed.
[2020-08-18 16:01:59,011 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 148 207)  no Hoare annotation was computed.
[2020-08-18 16:01:59,011 INFO  L268        CegarLoopResult]: For program point  L200(lines 173 201)  no Hoare annotation was computed.
[2020-08-18 16:01:59,011 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 427 433)  the Hoare annotation is:  true
[2020-08-18 16:01:59,012 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 427 433)  no Hoare annotation was computed.
[2020-08-18 16:01:59,012 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 434 442)  no Hoare annotation was computed.
[2020-08-18 16:01:59,012 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 434 442)  the Hoare annotation is:  true
[2020-08-18 16:01:59,012 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 434 442)  no Hoare annotation was computed.
[2020-08-18 16:01:59,012 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 521 543)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,012 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 521 543)  no Hoare annotation was computed.
[2020-08-18 16:01:59,012 INFO  L264        CegarLoopResult]: At program point  L533(line 533)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,013 INFO  L264        CegarLoopResult]: At program point  L533-1(line 533)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,013 INFO  L268        CegarLoopResult]: For program point  L531(lines 531 538)  no Hoare annotation was computed.
[2020-08-18 16:01:59,013 INFO  L268        CegarLoopResult]: For program point  L531-1(lines 531 538)  no Hoare annotation was computed.
[2020-08-18 16:01:59,013 INFO  L268        CegarLoopResult]: For program point  L529(line 529)  no Hoare annotation was computed.
[2020-08-18 16:01:59,013 INFO  L264        CegarLoopResult]: At program point  L528(line 528)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,013 INFO  L264        CegarLoopResult]: At program point  L527(line 527)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,014 INFO  L264        CegarLoopResult]: At program point  L527-1(line 527)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,014 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 521 543)  no Hoare annotation was computed.
[2020-08-18 16:01:59,014 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 479 502)  no Hoare annotation was computed.
[2020-08-18 16:01:59,014 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 479 502)  no Hoare annotation was computed.
[2020-08-18 16:01:59,014 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 479 502)  no Hoare annotation was computed.
[2020-08-18 16:01:59,014 INFO  L268        CegarLoopResult]: For program point  L497(line 497)  no Hoare annotation was computed.
[2020-08-18 16:01:59,014 INFO  L268        CegarLoopResult]: For program point  L496(line 496)  no Hoare annotation was computed.
[2020-08-18 16:01:59,014 INFO  L268        CegarLoopResult]: For program point  L495(line 495)  no Hoare annotation was computed.
[2020-08-18 16:01:59,015 INFO  L268        CegarLoopResult]: For program point  L494(line 494)  no Hoare annotation was computed.
[2020-08-18 16:01:59,015 INFO  L268        CegarLoopResult]: For program point  L493(line 493)  no Hoare annotation was computed.
[2020-08-18 16:01:59,015 INFO  L268        CegarLoopResult]: For program point  L492(line 492)  no Hoare annotation was computed.
[2020-08-18 16:01:59,015 INFO  L268        CegarLoopResult]: For program point  L491(line 491)  no Hoare annotation was computed.
[2020-08-18 16:01:59,015 INFO  L268        CegarLoopResult]: For program point  L490(line 490)  no Hoare annotation was computed.
[2020-08-18 16:01:59,015 INFO  L268        CegarLoopResult]: For program point  L489(line 489)  no Hoare annotation was computed.
[2020-08-18 16:01:59,015 INFO  L268        CegarLoopResult]: For program point  L488(line 488)  no Hoare annotation was computed.
[2020-08-18 16:01:59,015 INFO  L268        CegarLoopResult]: For program point  L487(line 487)  no Hoare annotation was computed.
[2020-08-18 16:01:59,016 INFO  L268        CegarLoopResult]: For program point  L486(line 486)  no Hoare annotation was computed.
[2020-08-18 16:01:59,016 INFO  L268        CegarLoopResult]: For program point  L485(line 485)  no Hoare annotation was computed.
[2020-08-18 16:01:59,016 INFO  L268        CegarLoopResult]: For program point  L484(line 484)  no Hoare annotation was computed.
[2020-08-18 16:01:59,016 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 823 831)  no Hoare annotation was computed.
[2020-08-18 16:01:59,016 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 823 831)  the Hoare annotation is:  true
[2020-08-18 16:01:59,016 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 823 831)  no Hoare annotation was computed.
[2020-08-18 16:01:59,016 INFO  L268        CegarLoopResult]: For program point  L862(line 862)  no Hoare annotation was computed.
[2020-08-18 16:01:59,016 INFO  L268        CegarLoopResult]: For program point  L862-1(line 862)  no Hoare annotation was computed.
[2020-08-18 16:01:59,016 INFO  L268        CegarLoopResult]: For program point  L851(lines 851 859)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  L851-2(lines 851 859)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 832 867)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  L839(lines 839 847)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 832 867)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  L839-2(lines 839 847)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 832 867)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 420 426)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 420 426)  the Hoare annotation is:  true
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 46 91)  no Hoare annotation was computed.
[2020-08-18 16:01:59,017 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 46 91)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 46 91)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  L379(lines 379 386)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 359 404)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  L373(lines 373 393)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  L373-1(lines 373 393)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 359 404)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 359 404)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 511 520)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 511 520)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 511 520)  no Hoare annotation was computed.
[2020-08-18 16:01:59,018 INFO  L271        CegarLoopResult]: At program point  L817(line 817)  the Hoare annotation is:  true
[2020-08-18 16:01:59,019 INFO  L268        CegarLoopResult]: For program point  L817-1(line 817)  no Hoare annotation was computed.
[2020-08-18 16:01:59,019 INFO  L271        CegarLoopResult]: At program point  isMethaneAlarmENTRY(lines 812 822)  the Hoare annotation is:  true
[2020-08-18 16:01:59,019 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 812 822)  no Hoare annotation was computed.
[2020-08-18 16:01:59,019 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 812 822)  no Hoare annotation was computed.
[2020-08-18 16:01:59,019 INFO  L271        CegarLoopResult]: At program point  deactivatePumpENTRY(lines 804 811)  the Hoare annotation is:  true
[2020-08-18 16:01:59,019 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 804 811)  no Hoare annotation was computed.
[2020-08-18 16:01:59,019 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 804 811)  no Hoare annotation was computed.
[2020-08-18 16:01:59,019 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 771 795)  no Hoare annotation was computed.
[2020-08-18 16:01:59,019 INFO  L264        CegarLoopResult]: At program point  L790(line 790)  the Hoare annotation is:  (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,019 INFO  L268        CegarLoopResult]: For program point  L790-1(lines 771 795)  no Hoare annotation was computed.
[2020-08-18 16:01:59,020 INFO  L264        CegarLoopResult]: At program point  processEnvironmentENTRY(lines 771 795)  the Hoare annotation is:  (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,020 INFO  L264        CegarLoopResult]: At program point  L785(line 785)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,020 INFO  L264        CegarLoopResult]: At program point  L781(line 781)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,020 INFO  L268        CegarLoopResult]: For program point  L779(lines 779 787)  no Hoare annotation was computed.
[2020-08-18 16:01:59,020 INFO  L264        CegarLoopResult]: At program point  L777(line 777)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,020 INFO  L268        CegarLoopResult]: For program point  L777-1(line 777)  no Hoare annotation was computed.
[2020-08-18 16:01:59,020 INFO  L268        CegarLoopResult]: For program point  L775(lines 775 792)  no Hoare annotation was computed.
[2020-08-18 16:01:59,020 INFO  L268        CegarLoopResult]: For program point  processEnvironment__wrappee__baseEXIT(lines 763 769)  no Hoare annotation was computed.
[2020-08-18 16:01:59,020 INFO  L271        CegarLoopResult]: At program point  processEnvironment__wrappee__baseFINAL(lines 763 769)  the Hoare annotation is:  true
[2020-08-18 16:01:59,020 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 667 732)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,020 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 667 732)  no Hoare annotation was computed.
[2020-08-18 16:01:59,021 INFO  L264        CegarLoopResult]: At program point  L725(lines 676 726)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,021 INFO  L268        CegarLoopResult]: For program point  L715(lines 715 719)  no Hoare annotation was computed.
[2020-08-18 16:01:59,021 INFO  L264        CegarLoopResult]: At program point  L715-2(lines 707 720)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,021 INFO  L268        CegarLoopResult]: For program point  L678(lines 677 724)  no Hoare annotation was computed.
[2020-08-18 16:01:59,021 INFO  L264        CegarLoopResult]: At program point  L709(line 709)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,021 INFO  L268        CegarLoopResult]: For program point  L707(lines 707 720)  no Hoare annotation was computed.
[2020-08-18 16:01:59,021 INFO  L264        CegarLoopResult]: At program point  L699(line 699)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,022 INFO  L268        CegarLoopResult]: For program point  L697(lines 697 703)  no Hoare annotation was computed.
[2020-08-18 16:01:59,022 INFO  L268        CegarLoopResult]: For program point  L697-1(lines 697 703)  no Hoare annotation was computed.
[2020-08-18 16:01:59,022 INFO  L264        CegarLoopResult]: At program point  L722(lines 677 724)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,022 INFO  L264        CegarLoopResult]: At program point  L689(line 689)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 16:01:59,022 INFO  L268        CegarLoopResult]: For program point  L687(lines 687 693)  no Hoare annotation was computed.
[2020-08-18 16:01:59,022 INFO  L268        CegarLoopResult]: For program point  L687-1(lines 687 693)  no Hoare annotation was computed.
[2020-08-18 16:01:59,022 INFO  L268        CegarLoopResult]: For program point  L679(lines 679 683)  no Hoare annotation was computed.
[2020-08-18 16:01:59,022 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 667 732)  no Hoare annotation was computed.
[2020-08-18 16:01:59,022 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 313 358)  no Hoare annotation was computed.
[2020-08-18 16:01:59,022 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 313 358)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 313 358)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  L333(lines 333 340)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  L327(lines 327 347)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  L327-1(lines 327 347)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  L641(lines 641 649)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  L641-2(lines 641 649)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 633 655)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 633 655)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 633 655)  no Hoare annotation was computed.
[2020-08-18 16:01:59,023 INFO  L268        CegarLoopResult]: For program point  L256(lines 256 297)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 210 312)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L275(line 275)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L275-1(line 275)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L234(lines 234 238)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L298(lines 298 309)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 210 312)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L261(lines 261 265)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L259-2(lines 259 279)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L280(lines 258 281)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 210 312)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L239(lines 239 255)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L299(lines 299 306)  no Hoare annotation was computed.
[2020-08-18 16:01:59,024 INFO  L268        CegarLoopResult]: For program point  L260(lines 259 279)  no Hoare annotation was computed.
[2020-08-18 16:01:59,025 INFO  L268        CegarLoopResult]: For program point  L291(line 291)  no Hoare annotation was computed.
[2020-08-18 16:01:59,025 INFO  L268        CegarLoopResult]: For program point  L291-1(line 291)  no Hoare annotation was computed.
[2020-08-18 16:01:59,025 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 410 419)  no Hoare annotation was computed.
[2020-08-18 16:01:59,025 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 410 419)  no Hoare annotation was computed.
[2020-08-18 16:01:59,025 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 410 419)  no Hoare annotation was computed.
[2020-08-18 16:01:59,025 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 16:01:59,025 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|))
[2020-08-18 16:01:59,025 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  activatePumpFINAL(lines 796 803)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 796 803)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 796 803)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 656 664)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 656 664)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 656 664)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 16:01:59,026 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 612 623)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-18 16:01:59,026 INFO  L268        CegarLoopResult]: For program point  L616-1(lines 612 623)  no Hoare annotation was computed.
[2020-08-18 16:01:59,027 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 612 623)  no Hoare annotation was computed.
[2020-08-18 16:01:59,027 INFO  L264        CegarLoopResult]: At program point  L752(line 752)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,027 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 739 762)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,027 INFO  L264        CegarLoopResult]: At program point  L750(lines 750 756)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,027 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 739 762)  no Hoare annotation was computed.
[2020-08-18 16:01:59,027 INFO  L264        CegarLoopResult]: At program point  L745(line 745)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 16:01:59,027 INFO  L268        CegarLoopResult]: For program point  L743(lines 742 761)  no Hoare annotation was computed.
[2020-08-18 16:01:59,027 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 739 762)  no Hoare annotation was computed.
[2020-08-18 16:01:59,027 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 446 475)  no Hoare annotation was computed.
[2020-08-18 16:01:59,028 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 446 475)  the Hoare annotation is:  true
[2020-08-18 16:01:59,028 INFO  L271        CegarLoopResult]: At program point  L471(lines 446 475)  the Hoare annotation is:  true
[2020-08-18 16:01:59,028 INFO  L268        CegarLoopResult]: For program point  L467(line 467)  no Hoare annotation was computed.
[2020-08-18 16:01:59,028 INFO  L268        CegarLoopResult]: For program point  L460(lines 460 464)  no Hoare annotation was computed.
[2020-08-18 16:01:59,028 INFO  L271        CegarLoopResult]: At program point  L460-1(lines 460 464)  the Hoare annotation is:  true
[2020-08-18 16:01:59,028 INFO  L268        CegarLoopResult]: For program point  L457(line 457)  no Hoare annotation was computed.
[2020-08-18 16:01:59,028 INFO  L271        CegarLoopResult]: At program point  L456-2(lines 456 470)  the Hoare annotation is:  true
[2020-08-18 16:01:59,028 INFO  L271        CegarLoopResult]: At program point  L452(line 452)  the Hoare annotation is:  true
[2020-08-18 16:01:59,028 INFO  L268        CegarLoopResult]: For program point  L452-1(line 452)  no Hoare annotation was computed.
[2020-08-18 16:01:59,028 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 624 632)  the Hoare annotation is:  true
[2020-08-18 16:01:59,028 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 624 632)  no Hoare annotation was computed.
[2020-08-18 16:01:59,029 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 624 632)  no Hoare annotation was computed.
[2020-08-18 16:01:59,029 INFO  L268        CegarLoopResult]: For program point  L592-1(lines 588 599)  no Hoare annotation was computed.
[2020-08-18 16:01:59,029 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 588 599)  the Hoare annotation is:  true
[2020-08-18 16:01:59,029 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 588 599)  no Hoare annotation was computed.
[2020-08-18 16:01:59,029 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 503 509)  no Hoare annotation was computed.
[2020-08-18 16:01:59,029 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 503 509)  the Hoare annotation is:  true
[2020-08-18 16:01:59,029 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 16:01:59,029 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0))
[2020-08-18 16:01:59,029 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-18 16:01:59,030 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 16:01:59,030 INFO  L268        CegarLoopResult]: For program point  startSystemEXIT(lines 868 875)  no Hoare annotation was computed.
[2020-08-18 16:01:59,030 INFO  L264        CegarLoopResult]: At program point  startSystemENTRY(lines 868 875)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0))
[2020-08-18 16:01:59,030 INFO  L268        CegarLoopResult]: For program point  startSystemFINAL(lines 868 875)  no Hoare annotation was computed.
[2020-08-18 16:01:59,030 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 600 611)  no Hoare annotation was computed.
[2020-08-18 16:01:59,030 INFO  L268        CegarLoopResult]: For program point  L604-1(lines 600 611)  no Hoare annotation was computed.
[2020-08-18 16:01:59,030 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 600 611)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-18 16:01:59,031 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 574 581)  no Hoare annotation was computed.
[2020-08-18 16:01:59,031 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578)  no Hoare annotation was computed.
[2020-08-18 16:01:59,031 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 574 581)  the Hoare annotation is:  true
[2020-08-18 16:01:59,031 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 574 581)  no Hoare annotation was computed.
[2020-08-18 16:01:59,031 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification1_spec__1ENTRY(lines 548 572)  the Hoare annotation is:  true
[2020-08-18 16:01:59,031 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification1_spec__1EXIT(lines 548 572)  no Hoare annotation was computed.
[2020-08-18 16:01:59,031 INFO  L264        CegarLoopResult]: At program point  L562(line 562)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-18 16:01:59,032 INFO  L268        CegarLoopResult]: For program point  L560(lines 560 566)  no Hoare annotation was computed.
[2020-08-18 16:01:59,032 INFO  L264        CegarLoopResult]: At program point  L558(line 558)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-18 16:01:59,032 INFO  L268        CegarLoopResult]: For program point  L558-1(line 558)  no Hoare annotation was computed.
[2020-08-18 16:01:59,032 INFO  L268        CegarLoopResult]: For program point  L556(lines 556 569)  no Hoare annotation was computed.
[2020-08-18 16:01:59,032 INFO  L268        CegarLoopResult]: For program point  L556-1(lines 548 572)  no Hoare annotation was computed.
[2020-08-18 16:01:59,032 INFO  L271        CegarLoopResult]: At program point  L554(line 554)  the Hoare annotation is:  true
[2020-08-18 16:01:59,032 INFO  L268        CegarLoopResult]: For program point  L554-1(line 554)  no Hoare annotation was computed.
[2020-08-18 16:01:59,050 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 04:01:59 BoogieIcfgContainer
[2020-08-18 16:01:59,050 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-18 16:01:59,052 INFO  L168              Benchmark]: Toolchain (without parser) took 20511.25 ms. Allocated memory was 139.5 MB in the beginning and 559.9 MB in the end (delta: 420.5 MB). Free memory was 101.8 MB in the beginning and 334.8 MB in the end (delta: -233.0 MB). Peak memory consumption was 442.2 MB. Max. memory is 7.1 GB.
[2020-08-18 16:01:59,053 INFO  L168              Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.6 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB.
[2020-08-18 16:01:59,054 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 623.01 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 101.4 MB in the beginning and 168.3 MB in the end (delta: -67.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB.
[2020-08-18 16:01:59,054 INFO  L168              Benchmark]: Boogie Preprocessor took 83.01 ms. Allocated memory is still 201.3 MB. Free memory was 168.3 MB in the beginning and 164.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
[2020-08-18 16:01:59,055 INFO  L168              Benchmark]: RCFGBuilder took 1209.33 ms. Allocated memory was 201.3 MB in the beginning and 234.4 MB in the end (delta: 33.0 MB). Free memory was 164.4 MB in the beginning and 198.1 MB in the end (delta: -33.7 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB.
[2020-08-18 16:01:59,056 INFO  L168              Benchmark]: TraceAbstraction took 18586.19 ms. Allocated memory was 234.4 MB in the beginning and 559.9 MB in the end (delta: 325.6 MB). Free memory was 198.1 MB in the beginning and 334.8 MB in the end (delta: -136.7 MB). Peak memory consumption was 443.6 MB. Max. memory is 7.1 GB.
[2020-08-18 16:01:59,060 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.14 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.6 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 623.01 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 101.4 MB in the beginning and 168.3 MB in the end (delta: -67.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 83.01 ms. Allocated memory is still 201.3 MB. Free memory was 168.3 MB in the beginning and 164.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1209.33 ms. Allocated memory was 201.3 MB in the beginning and 234.4 MB in the end (delta: 33.0 MB). Free memory was 164.4 MB in the beginning and 198.1 MB in the end (delta: -33.7 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 18586.19 ms. Allocated memory was 234.4 MB in the beginning and 559.9 MB in the end (delta: 325.6 MB). Free memory was 198.1 MB in the beginning and 334.8 MB in the end (delta: -136.7 MB). Peak memory consumption was 443.6 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable
    For all program executions holds that call of __VERIFIER_error() unreachable at this location
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
  - InvariantResult [Line: 456]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 446]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 677]: Loop Invariant
    Derived loop invariant: ((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)
  - InvariantResult [Line: 676]: Loop Invariant
    Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 36 procedures, 208 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 413 SDtfs, 716 SDslu, 283 SDs, 0 SdLazy, 1476 SolverSat, 522 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 91 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 148 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 245 PreInvPairs, 275 NumberOfFragments, 722 HoareAnnotationTreeSize, 245 FomulaSimplifications, 40907 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 50 FomulaSimplificationsInter, 7503 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 75562 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...